* {
    margin: 0;
    padding: 0;
}

.main {
    width: 1000px;
    margin: 0 auto;
}

.mytable {
    font-size: 14px;
    border: 1px solid #CCC;
    font-family: Arial, Helvetica, sans-serif;
    width: 100%;
    border-collapse: unset;
}

.mytable td {
    padding: 4px;
    margin: 3px;
    border: 1px solid #CCC;
}

.mytable th {
    background-color: #104E8B;
    color: #FFF;
    font-weight: bold;
}